    .nav-change {
        display: flex;
        background-color: #DEE7EF;
        height: 46px;
        .left {
            width: 50px;
        }
        .right {
            width: 50px;
            text-align: center;
            img {
                height: 34px;
                margin-top: 4px;
                padding: 5px;
            }
        }
        .nav-change-list {
            display: flex;
            width: 100%;
            height: 46px;
            line-height: 46px;
            text-align: center;
            position: relative;
            flex: 1;
            span {
                flex: 1;
                color: #1FB5FF;
                font-size: 23px;
            }
            .title {
                font-size: 15px;
                color: #222;
                overflow: hidden;
                text-overflow: ellipsis;
                white-space: nowrap;
                line-height: 36px;
                flex: 0 0 75%;
                max-width: 75%;
            }
            .unClick {
                pointer-events: none;
                opacity: .3;
            }
            .navMark {
                display: flex;
                position: absolute;
                bottom: 5px;
                left: 50%;
                transform: translate(-50%, -50%);
                span {
                    margin-left: 5px;
                    display: block;
                    width: 5px;
                    height: 5px;
                    border-radius: 50%;
                    background: rgba(31, 181, 255, .3)
                }
                .selected {
                    background: #1FB5FF
                }
            }
        }
    }